2.1" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Petoskey 8 Ounces (With Metal Stand)

8 Ounces (With Metal Stand)

spanning nearly 140 million years—from around 201 million years ago until their extinction 66 million years ago

where impurities are preferentially incorporated along specific crystallographic directions

Many fossils are naturally revealed when the limestone splits

along continental shelves

2.1" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Petoskey 8 Ounces (With Metal Stand)Location: Cloverly Formation, Montana Weight: 2. 3 Ounces Dimensions: 2. 1 Inches Long, 1. 9 Inches Wide, 0. 8 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Gastrolith stones identified in the Cloverly Formation are actually polished stomach stones from large dinosaurs, particularly Sauropods such as Titanosaurs. These beautiful, rare stones, called gastroliths, are found in only a few locations